Experience new levels of productivity with the Adesso iMouse S200 Bluetooth Ergo Mini Mouse. This advanced Bluetooth mouse offers you 30 feet of wireless freedom and eliminates the contraints wired mices often cause. Its optical sensor tracking method lets you work on any surface with better speed and accuracy. In addition, the mouse includes three distinct levels of DPI resolution (1000/ 1500/ 2000) for precise targeting (1000 DPI), quick response (1500 DPI) or fast maneuvers (2000 DPI). Easily switch between these DPI resolutions with the DPI Switch button located on the top of mouse. All these features, along with its ergonomic design, provide great control, response and comfort with minimal hand movement.Features:Bluetooth Technology Connect easily via bluetooth connection with the built-in connect button and have your device paired in seconds. You can enjoy working at any angle and at a distance of up to 30 feet. Advanced Optical Sensor TechnologyThe advanced laser sensor technology lets you work on any surface with improved speed, accuracy and reliability than traditional mice. DPI Switch Button Quickly and easily adjust DPI resolution (1000/1500/2000 dpi) for a faster response with the convenient DPI Switch located at the top of your mouse. Ergonomic DesignThe iMouse S200's ergonomic design provides a comfortable grip and eliminates hand strain, while giving great cursor control. Battery-SavingUse the battery-saving on/off power switch on mouse base to extend battery life and reduce the need to change batteries. Internet Navigational ButtonsTwo Internet navigational buttons, back and forward, are conveniently located on the left side of mouse to provide you with Internet browser control with minimal hand movement.